JPH0247573U - - Google Patents
Info
- Publication number
- JPH0247573U JPH0247573U JP12565288U JP12565288U JPH0247573U JP H0247573 U JPH0247573 U JP H0247573U JP 12565288 U JP12565288 U JP 12565288U JP 12565288 U JP12565288 U JP 12565288U JP H0247573 U JPH0247573 U JP H0247573U
- Authority
- JP
- Japan
- Prior art keywords
- inputs
- rotational speed
- speed difference
- differentiator
- divider
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000010355 oscillation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Combined Controls Of Internal Combustion Engines (AREA)
Description
第１図は、本考案の一実施例に係る回転速度差
計を示す図で、第１図Ａはブロツク図、第１図Ｂ
は回転パルス波形図、第２図は従来のデイーゼル
主機同期運転装置を示す図、第３図は従来例の回
転速度計の概略ブロツク図、第４図Ａ，Ｂは従来
例の出力波形を示す図である。
ａ１，ａ２…回転パルス信号、１ａ，１ｂ…カ
ウンタ、２…基準信号発振器、３…差分器、４…
割算器、５…Ｄ／Ａ変換器。
FIG. 1 is a diagram showing a rotational speed difference meter according to an embodiment of the present invention, FIG. 1A is a block diagram, and FIG. 1B is a block diagram.
is a rotation pulse waveform diagram, Fig. 2 is a diagram showing a conventional diesel main engine synchronous operation device, Fig. 3 is a schematic block diagram of a conventional tachometer, and Fig. 4 A and B are output waveforms of a conventional example. It is a diagram. a1 , a2 ...Rotation pulse signal, 1a, 1b...Counter, 2...Reference signal oscillator, 3...Differentiator, 4...
Divider, 5...D/A converter.
Claims (1)
差計において、各回転体より検出した回転パルス
信号と基準信号発振器より発振された発振信号と
をそれぞれ入力する２個のカウンタと、これら２
個のカウンタの計数値を入力する差分器と、この
差分器の出力と前記カウンターの一方の計数値と
を入力する割算器と、この割算器の出力を入力す
るＤ／Ａ変換器とを具備してなることを特徴とす
る回転速度差計。 A rotational speed difference meter that measures the rotational speed difference between two rotating bodies includes two counters each inputting a rotational pulse signal detected from each rotating body and an oscillation signal oscillated from a reference signal oscillator, and
a differentiator that inputs the counted value of the counter, a divider that inputs the output of this differentiator and the counted value of one of the counters, and a D/A converter that inputs the output of this divider. A rotational speed difference meter characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12565288U JPH0247573U (en) | 1988-09-28 | 1988-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12565288U JPH0247573U (en) | 1988-09-28 | 1988-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0247573U true JPH0247573U (en) | 1990-03-30 |
Family
ID=31376445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12565288U Pending JPH0247573U (en) | 1988-09-28 | 1988-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0247573U (en) |
-
1988
- 1988-09-28 JP JP12565288U patent/JPH0247573U/ja active Pending
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